Director at United States Lime (NASDAQ: USLM) awarded stock grant

Rhea-AI Filing Summary

UNITED STATES LIME & MINERALS INC director Sandra C. Duhe received a stock award of company shares. On May 1, 2026, she acquired 1,273 shares of USLM Common Stock in a compensation-related grant at $110.00 per share. After this award, she directly holds 3,527 shares of the company’s stock, reflecting a routine equity-based compensation event rather than an open-market purchase or sale.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Duhe Sandra C

Role null

Type	Security	Shares	Price	Value
Grant/Award	USLM Common Stock	1,273	$110.00	$140K

Holdings After Transaction: USLM Common Stock — 3,527 shares (Direct, null)

Footnotes (1)

Key Figures

Stock grant size: 1,273 shares Grant price per share: $110.00 per share Shares held after transaction: 3,527 shares

3 metrics

Stock grant size 1,273 shares USLM Common Stock award on May 1, 2026

Grant price per share $110.00 per share Reporting value for the stock award

Shares held after transaction 3,527 shares Direct ownership after the grant

Key Terms

USLM Common Stock, Grant, award, or other acquisition, Form 4

3 terms

USLM Common Stock financial

"she acquired 1,273 shares of USLM Common Stock in a compensation-related grant"

Grant, award, or other acquisition financial

"It is coded as a grant or other acquisition, indicating equity-based compensation"

Form 4 regulatory

"stock grant was $110.00. This value is used for reporting the award on the Form 4"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Duhe Sandra C

(Last) (First) (Middle)

5429 LBJ FREEWAY; SUITE 230

(Street)

DALLAS TEXAS 75240

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
UNITED STATES LIME & MINERALS INC [ USLM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
USLM Common Stock	05/01/2026		A		1,273	A	$110	3,527	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	\s\ Sandra C Duhe	05/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did USLM director Sandra C. Duhe report?

Sandra C. Duhe reported receiving a stock grant of 1,273 USLM Common Stock shares. The award was recorded at $110.00 per share and represents compensation rather than an open-market purchase, increasing her directly held ownership stake in the company.

How many USLM shares did Sandra C. Duhe hold after this Form 4 grant?

After the reported grant, Sandra C. Duhe directly holds 3,527 shares of USLM Common Stock. This figure reflects her post-transaction ownership as disclosed, incorporating the 1,273-share compensation award reported on the Form 4 filing.

Was the USLM insider transaction a market purchase or a stock award?

The USLM insider transaction was a stock award, not a market purchase. It is coded as a grant or other acquisition, indicating equity-based compensation instead of buying shares on the open market at prevailing trading prices.

What price per share was used for Sandra C. Duhe’s USLM stock grant?

The reported price per share for Sandra C. Duhe’s USLM stock grant was $110.00. This value is used for reporting the award on the Form 4 and may reflect a grant-date fair value rather than a cash transaction price.

Does the USLM Form 4 filing indicate any share sales by Sandra C. Duhe?

The Form 4 filing for Sandra C. Duhe shows only an acquisition via stock grant and no share sales. It reports one compensatory award of 1,273 USLM shares, leaving her with 3,527 shares held directly after the transaction.